What is one of the authors attitude towards industrialism______

A．resort to the production mode of our ancestors
B．offer higher wages to the workers and employees
C．enable man to fully develop his potentialities
D．take the fundamental realities for granted.

A．measure accurately the flow rate of the refrigerant-mass at that point
B．compress and heat the refrigerant vapor
C．bring about the evaporation and cooling of refrigerant
D．exchange heat between the refrigerant and the air at that point